This pet sleeper from PetSafe has a comfortable therapeutic heat and orthopedic foam construction. Detachable chew resistant power cord with a safe 12 volt power adapter.
This pet bed would be great for for older pets or pets with orthopedic problems.
The heater works with your pet’s body warmth to keep them warm and comfortable.

It has a removable cover that’s machine washable. Includes a pocket attachment for storing the power cord and adapter.

We have a page with general information about heated slippers and booties available here Heated Slippers